


print("1"),print("1"),print("1"),
print("2")
print("2")
print("2")




print("99乘法表++++++++++++++++++++++++++++++++")

# for i in range(1,10):
#     for j in range(1,i+1):
#         print("%d*%d=%d  "%(i,j,i*j),end='')
#     print()



# rows = int(input('输入列数： '))
rows = 5

i = j = k = 1
print ("等腰直角三角形1")
for i in range(0, rows):
    for k in range(0, rows - i):
        print (" * ",end='') #注意这里的","，一定不能省略，可以起到不换行的作用
        k += 1
    i += 1
    print("")



print ("正方形")
for i in range(1,rows+1):
    print(rows*" * ",end=("\n"))


print ("空心正方形")
for i in range(1,rows+1):
    for j in range(1,rows+1):
        if((i == 1 or i == rows) or (j == 1 or j == rows)):
            print(" * ",end=(""))
        else:
            print("   ",end=(""))
    print()
